упростите выражение : -0,25 * 3/7 * (-0,8) * (-2 целых 1/3)
-0,25 * 3/7 * (-0,8) * (-2 1/3) = (-0,25 * (-0,8)) * (3/7 * (-7/3)) =
= (-1/4 * (-4/5)) * (-1) = -1/5 = -0,2
-0,25*3/7*(-0,8)*(-2 1/3) = -1/4*3/7*(-4/5)*(-7/3) = -3/28*(-4/5)*(-7/3) =
= 3/35*(-7/3) = -1/5= -0,2
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-0,25 * 3/7 * (-0,8) * (-2 1/3) = (-0,25 * (-0,8)) * (3/7 * (-7/3)) =
= (-1/4 * (-4/5)) * (-1) = -1/5 = -0,2
-0,25*3/7*(-0,8)*(-2 1/3) = -1/4*3/7*(-4/5)*(-7/3) = -3/28*(-4/5)*(-7/3) =
= 3/35*(-7/3) = -1/5= -0,2